EP3773176A4 - Capteur comprenant un premier élément optique ayant une propriété de réflexion et un second élément optique ayant une propriété d'absorption capable d'absorber la lumière réfléchie par le premier élément optique et dispositif électronique comprenant celui-ci - Google Patents

Capteur comprenant un premier élément optique ayant une propriété de réflexion et un second élément optique ayant une propriété d'absorption capable d'absorber la lumière réfléchie par le premier élément optique et dispositif électronique comprenant celui-ci Download PDF

Info

Publication number
EP3773176A4
EP3773176A4 EP19821534.5A EP19821534A EP3773176A4 EP 3773176 A4 EP3773176 A4 EP 3773176A4 EP 19821534 A EP19821534 A EP 19821534A EP 3773176 A4 EP3773176 A4 EP 3773176A4
Authority
EP
European Patent Office
Prior art keywords
optical member
electronic device
light reflected
same
absorbing light
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19821534.5A
Other languages
German (de)
English (en)
Other versions
EP3773176A1 (fr
Inventor
Jeonggyu Jo
Hyeongsoon PARK
Bokyung Sim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of EP3773176A1 publication Critical patent/EP3773176A1/fr
Publication of EP3773176A4 publication Critical patent/EP3773176A4/fr
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
    • B60R25/20—Means to switch the anti-theft system on or off
    • B60R25/25—Means to switch the anti-theft system on or off using biometry
    • B60R25/252—Fingerprint recognition
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/13338—Input devices, e.g. touch panels
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133509—Filters, e.g. light shielding masks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G06F3/0428—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by sensing at the edges of the touch surface the interruption of optical paths, e.g. an illumination plane, parallel to the touch surface which may be virtual
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/13—Sensors therefor
    • G06V40/1318—Sensors therefor using electro-optical elements or layers, e.g. electroluminescent sensing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/13—Sensors therefor
    • G06V40/1329—Protecting the fingerprint sensor against damage caused by the finger
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/04109—FTIR in optical digitiser, i.e. touch detection by frustrating the total internal reflection within an optical waveguide due to changes of optical properties or deformation at the touch location
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/12—Fingerprints or palmprints
    • G06V40/1341—Sensing with light passing through the finger
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/15—Biometric patterns based on physiological signals, e.g. heartbeat, blood flow

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Optics & Photonics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Pathology (AREA)
  • Surgery (AREA)
  • Medical Informatics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Optical Head (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Photo Coupler, Interrupter, Optical-To-Optical Conversion Devices (AREA)
EP19821534.5A 2018-06-22 2019-06-24 Capteur comprenant un premier élément optique ayant une propriété de réflexion et un second élément optique ayant une propriété d'absorption capable d'absorber la lumière réfléchie par le premier élément optique et dispositif électronique comprenant celui-ci Pending EP3773176A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020180072052A KR102620446B1 (ko) 2018-06-22 2018-06-22 반사 속성을 갖는 제1 광학 부재 및 제1 광학 부재에서 반사된 광을 흡수할 수 있는 흡수 속성을 갖는 제2 광학 부재를 포함하는 센서 및 그를 포함하는 전자 장치
PCT/KR2019/007569 WO2019245350A1 (fr) 2018-06-22 2019-06-24 Capteur comprenant un premier élément optique ayant une propriété de réflexion et un second élément optique ayant une propriété d'absorption capable d'absorber la lumière réfléchie par le premier élément optique et dispositif électronique comprenant celui-ci

Publications (2)

Publication Number Publication Date
EP3773176A1 EP3773176A1 (fr) 2021-02-17
EP3773176A4 true EP3773176A4 (fr) 2021-06-23

Family

ID=68981010

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19821534.5A Pending EP3773176A4 (fr) 2018-06-22 2019-06-24 Capteur comprenant un premier élément optique ayant une propriété de réflexion et un second élément optique ayant une propriété d'absorption capable d'absorber la lumière réfléchie par le premier élément optique et dispositif électronique comprenant celui-ci

Country Status (5)

Country Link
US (1) US11112910B2 (fr)
EP (1) EP3773176A4 (fr)
KR (1) KR102620446B1 (fr)
CN (1) CN112312826A (fr)
WO (1) WO2019245350A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114026790B (zh) * 2019-06-25 2023-02-24 株式会社村田制作所 高频模块以及通信装置
US11766216B2 (en) 2019-12-11 2023-09-26 Rockley Photonics Limited Optical sensing module
WO2022029486A1 (fr) * 2020-08-03 2022-02-10 Rockley Photonics Limited Module de détection optique
SE545864C2 (en) * 2020-09-21 2024-02-27 Pu Sensor Ab An optical sensor plate for measuring blood flow via the skin of a patient
KR20230171053A (ko) * 2022-06-10 2023-12-20 삼성디스플레이 주식회사 표시 장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10211176A (ja) * 1997-01-31 1998-08-11 Seiko Epson Corp 反射光検出器および脈波検出装置
JP2011156011A (ja) * 2010-01-29 2011-08-18 Seiko Epson Corp 手首装着型の生体情報検出器及び生体情報測定装置
WO2016174303A1 (fr) * 2015-04-28 2016-11-03 Nokia Technologies Oy Capteur de mesure physiologique
WO2017062506A1 (fr) * 2015-10-07 2017-04-13 Synaptics Incorporated Structures de capteur d'image pour détection d'empreintes digitales
WO2017080869A1 (fr) * 2015-11-10 2017-05-18 Koninklijke Philips N.V. Dispositif de photopléthysmographie
US20180129798A1 (en) * 2015-06-18 2018-05-10 Shenzhen GOODIX Technology Co., Ltd. Optical sensing performance of under-screen optical sensor module for on-screen fingerprint sensing

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111544011B (zh) * 2013-06-06 2023-06-06 普罗菲尤萨股份有限公司 用于探测来自植入传感器的光信号的设备和方法
WO2015108294A1 (fr) * 2014-01-15 2015-07-23 Samsung Electronics Co., Ltd. Capteur optique et dispositif électronique le comprenant
US20160266695A1 (en) * 2015-03-10 2016-09-15 Crucialtec Co., Ltd. Display apparatus having image scanning function
TWI691873B (zh) 2016-05-27 2020-04-21 鴻海精密工業股份有限公司 觸控顯示面板和觸控顯示裝置
KR20180046762A (ko) * 2016-10-28 2018-05-09 삼성전자주식회사 생체 센서를 포함하는 전자 장치
JP2017140439A (ja) 2017-04-12 2017-08-17 セイコーエプソン株式会社 脈波測定モジュール、および電子機器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10211176A (ja) * 1997-01-31 1998-08-11 Seiko Epson Corp 反射光検出器および脈波検出装置
JP2011156011A (ja) * 2010-01-29 2011-08-18 Seiko Epson Corp 手首装着型の生体情報検出器及び生体情報測定装置
WO2016174303A1 (fr) * 2015-04-28 2016-11-03 Nokia Technologies Oy Capteur de mesure physiologique
US20180129798A1 (en) * 2015-06-18 2018-05-10 Shenzhen GOODIX Technology Co., Ltd. Optical sensing performance of under-screen optical sensor module for on-screen fingerprint sensing
WO2017062506A1 (fr) * 2015-10-07 2017-04-13 Synaptics Incorporated Structures de capteur d'image pour détection d'empreintes digitales
WO2017080869A1 (fr) * 2015-11-10 2017-05-18 Koninklijke Philips N.V. Dispositif de photopléthysmographie

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019245350A1 *

Also Published As

Publication number Publication date
KR102620446B1 (ko) 2024-01-03
WO2019245350A1 (fr) 2019-12-26
US11112910B2 (en) 2021-09-07
KR20200000129A (ko) 2020-01-02
US20190391702A1 (en) 2019-12-26
CN112312826A (zh) 2021-02-02
EP3773176A1 (fr) 2021-02-17

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